CN216608751U - Nut positioning mechanism of seat support - Google Patents

Abstract

The utility model provides a nut positioning mechanism of a seat support, which comprises a support body, a screwing nut and a nut bracket, wherein the nut bracket is arranged on the support body; the support body is fixedly arranged on the automobile bottom plate and vertically extends upwards along the direction far away from the ground; the support body is hollow, and a first positioning hole which is horizontally communicated is formed in the side surface of the support body, which extends vertically; the end face, far away from the ground, of the support body is provided with a second positioning hole, and the axial extension direction of the second positioning hole is orthogonal to the axial extension direction of the first positioning hole; the nut bracket is horizontally arranged in the first positioning hole in a penetrating way and clamped on the bracket body; the screwing nut is arranged at one end of the nut bracket, which is far away from the ground; the nut bracket is detachably connected with the bracket body.

Description

Nut positioning mechanism of seat support

Technical Field

The utility model relates to the field of automobile parts, in particular to a nut positioning mechanism of a seat support.

Background

Seat brackets are typically welded to the floor of the vehicle for mounting and securing the seat. The bolts for fixing the seat need to be fastened to the seat holder. Because there is certain error in the course of working, lead to the seat bolt to be difficult to with the nut locking of seat support department, the nut is located the shady face of seat support moreover usually, makes its location with the seat bolt comparatively inconvenient, and the installation is troublesome.

In summary, there is a need for a nut positioning mechanism for a seat support, which provides a nut pre-positioning function and adjusts the position of the nut within a certain range to make it better fit with the seat bolt.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a nut positioning mechanism of a seat support, which has a large adjustment space and is convenient for seat installation.

The technical scheme of the utility model is realized as follows: the utility model provides a nut positioning mechanism of a seat support, which comprises a support body (1), a screwing nut (2) and a nut bracket (3);

the support body (1) is fixedly arranged on an automobile bottom plate, and the support body (1) vertically extends upwards along the direction far away from the ground; the support body (1) is hollow, and a first positioning hole (100) which is horizontally communicated is formed in the side surface of the support body (1) which vertically extends; a second positioning hole (200) is formed in the end face, far away from the ground, of the support body (1), and the axial extension direction of the second positioning hole (200) is orthogonal to the axial extension direction of the first positioning hole (100);

the nut bracket (3) is horizontally arranged in the first positioning hole (100) in a penetrating way and clamped on the bracket body (1); the screwing nut (2) is arranged at one end of the nut bracket (3) far away from the ground; the nut bracket (3) is detachably connected with the bracket body (1).

On the basis of the technical scheme, the nut bracket (3) comprises a guide section (31), a limiting section (32) and a clamping section (33) which are connected in sequence; one end of the limiting section (32) in the horizontal length extending direction is provided with a guide section (31), one end of the guide section (31) is fixedly connected with one side surface of the limiting section (32) in the vertical extending direction, and one end of the guide section (31) extends outwards in the direction far away from the limiting section (32); the other end of the limiting section (32) in the horizontal length extending direction is provided with a clamping section (33), one end of the clamping section (33) is fixedly connected with the surface of the other side of the limiting section (32) in the vertical extending direction, and one end of the clamping section (33) extends outwards in the direction far away from the limiting section (32); the end face, far away from the ground, of the limiting section (32) is provided with a limiting clamping groove (34), and the screwing nut (2) is embedded in the limiting clamping groove (34).

Preferably, the end surface of the guide section (31) close to the ground and the end surface of the clamping section (33) close to the ground are flush with the end surface of the limiting section (32) close to the ground; the height of the guide section (31) extending along the vertical direction is smaller than the height of the limiting section (32) extending along the vertical direction; the height of the clamping section (33) extending along the vertical direction is not less than the height of the limiting section (32) extending along the vertical direction.

Further preferably, one end of the guide section (31) far away from the ground is also provided with two first wedge-shaped parts (311), and the first wedge-shaped parts (311) extend upwards towards the direction far away from the ground; the height of the first wedge-shaped part (311) in the vertical direction does not exceed the vertical height of the guide section (31).

Further preferably, a profile modeling part (321) is arranged on the side surface of at least one limiting section (32) in the vertical extending direction; the profiling part (321) is arranged along the horizontal extending direction of the limiting section (32), one end of the profiling part (321) is fixedly connected with the limiting section (32), and the other end of the profiling part (321) extends outwards in the direction far away from the limiting section (32); the contour shape of the first positioning hole (100) is adapted to the contour of the limiting section (32) and the profiling part (321) thereof.

Still more preferably, the longitudinal sectional shape of the copying portion (321) is a rectangle, a rounded rectangle, a circle, a triangle, or a polygon.

Preferably, a through hole (331) which is vertically penetrated is formed in one end, close to the limiting section (32), of the clamping section (33); be provided with flexible joint portion (332) in through-hole (331), the one end and the spacing one end fixed connection that is close to ground of flexible joint portion (332), flexible connecting portion part stretch out through-hole (331) outside and selective support hold the internal surface in first locating hole (100) department of support body (1).

Still further preferably, the flexible clamping portion (332) comprises a second wedge portion (3321), a connecting plate (3322) and a first clamping plate (3323); one end of the second wedge-shaped part (3321) is fixedly connected with one end of the limiting section (32) close to the ground, and the other end of the second wedge-shaped part (3321) extends towards the ground in an inclined manner; the connecting plate (3322) is fixedly connected with one end, far away from the limiting section (32), of the second wedge-shaped part (3321), and the other end of the connecting plate (3322) extends towards the inside of the through hole (331); one end of the first clamping plate (3323) is fixedly connected with one end of the connecting plate (3322) positioned in the through hole (331), and the other end of the first clamping plate (3323) also extends towards the ground in an inclined mode.

Still further preferably, the outer surfaces of the clamping sections (33) between the second wedge-shaped parts (3321) and the first clamping plates (3323) are respectively provided with a second clamping plate (333), one end of each second clamping plate (333) is fixedly connected with the clamping section (33), and the other end of each second clamping plate (333) vertically extends outwards with the outer surface and horizontally.

On the basis of the above technical solution, preferably, the nut bracket (3) is made of a flexible material.

Compared with the prior art, the nut positioning mechanism of the seat support provided by the utility model has the following beneficial effects:

(1) according to the seat bolt, the nut bracket and the screwing nut, certain axial or radial tolerance space is provided for the seat bolt, the nut bracket and the screwing nut through the first positioning hole and the second positioning hole in different extension directions, so that the seat bolt and the screwing nut are more easily matched and connected within a larger tolerance range, and the installation efficiency of the seat is improved;

(2) the longitudinal section of the guide section is smaller, and the guide section is matched with the first wedge-shaped part, so that the nut bracket can be more easily horizontally arranged in the first positioning hole in a penetrating manner;

(3) the clamping section adjusts the axial position of the nut bracket by arranging second wedge-shaped parts or second clamping plates at different positions, the sectional area of the first positioning hole is slightly larger than that of the nut bracket, so that the nut bracket can move for a certain distance in the radial direction of the first positioning hole, the nut bracket obtains two degrees of freedom in different directions, and the seat is more flexibly mounted;

(4) the nut bracket can be separated from the screwing nut, and the nut bracket can be taken out after the nut is fastened.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of a nut positioning mechanism of a seat support of the present invention;

FIG. 2 is a perspective view of a bracket body of the nut positioning mechanism of the seat bracket of the present invention;

FIG. 3 is a perspective view of the nut bracket and the nut of the nut positioning mechanism of the seat support in an assembled state;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a front elevational view, in half section, of FIG. 3;

FIG. 6 is a rear view of FIG. 3;

FIG. 7 is a perspective view of a nut bracket of the nut positioning mechanism of the seat support of the present invention;

fig. 8 is a perspective view of a screw nut of the nut positioning mechanism of the seat support according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

As shown in fig. 1 to 8, the present invention provides a nut positioning mechanism for a seat support, which comprises a support body 1, a screwing nut 2, a nut bracket 3, etc.;

the support body 1 is fixedly arranged on an automobile bottom plate, and the support body 1 vertically extends upwards along the direction far away from the ground; the support body 1 is hollow, and a first positioning hole 100 which is horizontally communicated is formed in the side surface of the support body 1 which vertically extends; the end face, far away from the ground, of the support body 1 is provided with a second positioning hole 200, and the axial extension direction of the second positioning hole 200 is orthogonal to the axial extension direction of the first positioning hole 100; the bracket body is used for connecting the seat and the nut bracket 3, and the nut bracket 3 drives the screwing nut 2 to move together.

The nut bracket 3 horizontally penetrates the first positioning hole 100 and is clamped on the bracket body 1; the screwing nut 2 is arranged at one end of the nut bracket 3 far away from the ground; the nut bracket 3 is detachably connected with the bracket body 1.

As can be seen, when the seat needs to be installed, the nut bracket 3 horizontally passes through the first positioning hole 100, so that the screw nut 2 keeps a horizontal posture and is positioned below the second positioning hole 200; then, the bolt of the seat passes through the second positioning hole 200 and extends towards the interior of the bracket body 1; the posture of the screw nut 2 is adjusted so that the screw nut 2 faces the bolt of the seat, the bolt is locked with the screw nut 2, the screw nut 2 moves along the axial direction of the bolt when being screwed, and finally leaves the nut bracket 3, and the nut bracket 3 is separated from the bracket body 1. The horizontal section that the screwing nut 2 of this scheme was square.

As shown in fig. 3 to 6, the nut bracket 3 includes a guide section 31, a limit section 32 and a clamping section 33 which are connected in sequence; one end of the limiting section 32 in the horizontal length extending direction is provided with a guide section 31, one end of the guide section 31 is fixedly connected with one side surface of the limiting section 32 in the vertical extending direction, and one end of the guide section 31 extends outwards in the direction far away from the limiting section 32; the other end of the limiting section 32 in the horizontal length extending direction is provided with a clamping section 33, one end of the clamping section 33 is fixedly connected with the surface of the other side of the limiting section 32 in the vertical extending direction, and one end of the clamping section 33 extends outwards in the direction far away from the limiting section 32; the end face of the limiting section 32, which is far away from the ground, is provided with a limiting clamping groove 34, and the screwing nut 2 is embedded in the limiting clamping groove 34. The guide section 31 is used for guiding the nut bracket 3 to horizontally and smoothly pass through the first positioning hole 100; the limiting section 32 is used for limiting the position of the screwing nut 2 before screwing; the clamping section 33 is used to provide a certain tolerance, so that the nut bracket 3 can perform a certain displacement relative to the axial or radial direction of the first positioning hole 100 of the bracket body 1, and better enable the screwing nut 2 to be matched with the seat bolt. The limiting clamping groove 34 can limit the position of the screwing nut 2 and provide certain friction force.

The relationship of each part of the nut bracket 3 is as follows: the end surface of the guide section 31 close to the ground and the end surface of the clamping section 33 close to the ground are flush with the end surface of the limiting section 32 close to the ground; the height of the guide section 31 extending along the vertical direction is smaller than the height of the limiting section 32 extending along the vertical direction; the height of the clamping section 33 extending along the vertical direction is not less than the height of the limiting section 32 extending along the vertical direction.

In order to make it easier for the guide section 31 to pass through the first positioning hole 100, and to increase the strength of the guide section 31. One end of the guide section 31, which is far away from the ground, is further provided with two first wedge-shaped parts 311, and the first wedge-shaped parts 311 extend upwards towards the direction far away from the ground; the height of the first wedge 311 in the vertical direction does not exceed the vertical height of the guide section 31, making it easier to pass through the first positioning hole 100.

As shown in fig. 4 in conjunction with fig. 6, a profile 321 is provided on a side surface of at least one of the stopper segments 32 in the vertical extending direction; the profiling part 321 is arranged along the horizontal extending direction of the limiting section 32, one end of the profiling part 321 is fixedly connected with the limiting section 32, and the other end of the profiling part 321 extends outwards in the direction far away from the limiting section 32; the contour of the first positioning hole 100 is adapted to the contour of the limiting section 32 and the contour 321 thereof. Preferably, the longitudinal sectional shape of the profiling portion 321 is a rectangle, a rounded rectangle, a circle, a triangle, or a polygon. The copying portions 321 play a foolproof role, and the nut bracket 3 is prevented from being reversely oriented, but two copying portions 321 may be provided, and the two copying portions 321 may have different sectional shapes. In the figure, two side surfaces are provided with copying parts 321, the cross sections of the two copying parts are different, one side of each copying part is a rounded rectangle, and the other side of each copying part is a rectangle, so that the fool-proof function and the pre-positioning function can be achieved.

The specific structure of the clamping section 33 is as follows: one end of the clamping section 33 close to the limiting section 32 is provided with a through hole 331 which is vertically penetrated; be provided with flexible joint portion 332 in the through-hole 331, the one end and the one end fixed connection that spacing section 32 is close to ground of flexible joint portion 332, flexible connection portion partially stretches out the through-hole 331 outside and the selective internal surface of holding in the first locating hole 100 department of support body 1 of supporting. One end of the outer side of the clamping section 33 is a straight part which is convenient for being held by hands.

As shown in fig. 5, the flexible clamping portion 332 can move a certain distance relative to the bracket body 1, and the specific implementation manner is as follows: the flexible clamping part 332 comprises a second wedge-shaped part 3321, a connecting plate 3322 and a first clamping plate 3323 which are connected in sequence; one end of the second wedge-shaped part 3321 is fixedly connected with one end of the limiting section 32 close to the ground, and the other end of the second wedge-shaped part 3321 extends towards the ground in an inclined manner; the connecting plate 3322 is fixedly connected with one end of the second wedge-shaped part 3321 far away from the limiting section 32, and the other end of the connecting plate 3322 extends towards the inside of the through hole 331; one end of the first clamping plate 3323 is fixedly connected with one end of the connecting plate 3322 located in the through hole 331, and the other end of the first clamping plate 3323 also extends obliquely towards the ground. The flexible clamping portion 332 is similar to a "Z" shaped structure, and a gap between the second wedge portion 3321 and the first clamping plate 3323 allows a space for the nut bracket 3 to move in an axial or radial direction relative to the first positioning hole 100, such as an inner surface of the first positioning hole 100, and the space can be abutted against the second wedge portion 3321 or the first clamping plate 3323.

In order to prevent the nut bracket 3 from completely extending into or falling off inside the bracket body 1, the second clamping plates 333 are respectively arranged on the outer surfaces of the clamping sections 33 between the second wedge portions 3321 and the first clamping plates 3323, one ends of the second clamping plates 333 are fixedly connected with the clamping sections 33, and the other ends of the second clamping plates 333 extend outwards horizontally and vertically from the outer surfaces. The second catch plate 333 may further define the extreme position of movement of the nut carrier 3 relative to the first locating hole 100.

After screwing nut 2 and nut bracket 3 and separating, press first cardboard 3323, can separate the nut bracket 3 of combined state and support body 1, upwards press first cardboard 3323 promptly, make second wedge 3321 or first cardboard 3323 no longer with support body 1 contact to can the horizontally take out nut bracket 3 from first locating hole 100. In order to be convenient for close nut 2 and the separation of nut bracket 3 soon to and take out nut bracket 3 after being convenient for close the nut soon and screw up, the nut bracket 3 of this scheme can all adopt flexible material to make, like rubber etc..

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. The utility model provides a seat support's nut positioning mechanism which characterized in that: comprises a bracket body (1), a screwing nut (2) and a nut bracket (3);

the support body (1) is fixedly arranged on an automobile bottom plate, and the support body (1) vertically extends upwards along the direction far away from the ground; the support body (1) is hollow, and a first positioning hole (100) which is horizontally communicated is formed in the side surface of the support body (1) which vertically extends; a second positioning hole (200) is formed in the end face, far away from the ground, of the support body (1), and the axial extension direction of the second positioning hole (200) is orthogonal to the axial extension direction of the first positioning hole (100);

the nut bracket (3) is horizontally arranged in the first positioning hole (100) in a penetrating way and is clamped on the bracket body (1); the screwing nut (2) is arranged at one end of the nut bracket (3) far away from the ground; the nut bracket (3) is detachably connected with the bracket body (1).

2. The seat support nut positioning mechanism of claim 1, wherein: the nut bracket (3) comprises a guide section (31), a limiting section (32) and a clamping section (33) which are connected in sequence; one end of the limiting section (32) in the horizontal length extending direction is provided with a guide section (31), one end of the guide section (31) is fixedly connected with one side surface of the limiting section (32) in the vertical extending direction, and one end of the guide section (31) extends outwards in the direction far away from the limiting section (32); the other end of the limiting section (32) in the horizontal length extending direction is provided with a clamping section (33), one end of the clamping section (33) is fixedly connected with the surface of the other side of the limiting section (32) in the vertical extending direction, and one end of the clamping section (33) extends outwards in the direction far away from the limiting section (32); the end face, far away from the ground, of the limiting section (32) is provided with a limiting clamping groove (34), and the screwing nut (2) is embedded in the limiting clamping groove (34).

3. The seat support nut positioning mechanism of claim 2, wherein: the end surface of the guide section (31) close to the ground and the end surface of the clamping section (33) close to the ground are flush with the end surface of the limiting section (32) close to the ground; the height of the guide section (31) extending along the vertical direction is smaller than the height of the limiting section (32) extending along the vertical direction; the height of the clamping section (33) extending along the vertical direction is not less than the height of the limiting section (32) extending along the vertical direction.

4. The seat support nut positioning mechanism of claim 3, wherein: one end of the guide section (31) far away from the ground is also provided with two first wedge-shaped parts (311), and the first wedge-shaped parts (311) extend upwards towards the direction far away from the ground; the height of the first wedge-shaped part (311) in the vertical direction does not exceed the vertical height of the guide section (31).

5. The seat support nut positioning mechanism of claim 3, wherein: a profile modeling part (321) is arranged on the side surface of at least one limiting section (32) in the vertical extending direction; the profiling part (321) is arranged along the horizontal extending direction of the limiting section (32), one end of the profiling part (321) is fixedly connected with the limiting section (32), and the other end of the profiling part (321) extends outwards in the direction far away from the limiting section (32); the contour shape of the first positioning hole (100) is adapted to the contour of the limiting section (32) and the profiling part (321) thereof.

6. The seat support nut positioning mechanism of claim 5, wherein: the longitudinal section of the profiling part (321) is rectangular, round-cornered rectangular, circular, triangular or polygonal.

7. The seat support nut positioning mechanism of claim 3, wherein: one end of the clamping section (33) close to the limiting section (32) is provided with a through hole (331) which is vertically penetrated; be provided with flexible joint portion (332) in through-hole (331), the one end and the spacing one end fixed connection that is close to ground of flexible joint portion (332), flexible connecting portion part stretch out through-hole (331) outside and selective support hold the internal surface in first locating hole (100) department of support body (1).

8. The seat support nut positioning mechanism of claim 7, wherein: the flexible clamping part (332) comprises a second wedge-shaped part (3321), a connecting plate (3322) and a first clamping plate (3323); one end of the second wedge-shaped part (3321) is fixedly connected with one end of the limiting section (32) close to the ground, and the other end of the second wedge-shaped part (3321) extends towards the ground in an inclined manner; the connecting plate (3322) is fixedly connected with one end, far away from the limiting section (32), of the second wedge-shaped part (3321), and the other end of the connecting plate (3322) extends towards the inside of the through hole (331); one end of the first clamping plate (3323) is fixedly connected with one end of the connecting plate (3322) positioned in the through hole (331), and the other end of the first clamping plate (3323) also extends towards the ground in an inclined mode.

9. The seat support nut positioning mechanism of claim 8, wherein: the outer surface of the clamping section (33) between the second wedge-shaped part (3321) and the first clamping plate (3323) is provided with a second clamping plate (333), one end of the second clamping plate (333) is fixedly connected with the clamping section (33), and the other end of the second clamping plate (333) vertically extends outwards with the outer surface and horizontally.

10. The seat support nut positioning mechanism of claim 1, wherein: the nut bracket (3) is made of flexible material.

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